
3-6 Sun Fire X2250 Server Service Manual • April 2009
3.3.1 Testing the Hard Disk1. From the main menu, choose Advanced Diagnostics Tests.
2. From the Advanced Diagnostics menu, choose Hard Disks.
3. From the Select Drive menu, choose the hard disk you are testing.
The Hard Disk Diagnostics window opens, showing both the information for the
hard disk you have selected and the Hard Disk Testsmenu.
The Hard Disk Testsmenu displays the following options:
■Select Drive
■TestSettings
■Read Test
■Read VerifyTest
■Non-Destructive WriteTest
■Destructive WriteTest
■Mechanics Stress Test
■Internal Cache Test
■ViewError Log
■Utilities Menu
■Exit
The Media Testoptions include the Read Test, the Read Verify Test,the
Non-Destructive WriteTest, and the Destructive Write Test. These tests are relevant
to testing the media associated with the hard drive hardware, such as the physical
disk.
Caution – Running the Destructive WriteTest destroys any data that is on the disk.
The Device Testoptions include the Mechanics Stress Test and the Internal Cache
Test.These tests are relevant to testing non-media-related devices associated with the
hard drive hardware, such as the head and internal cache.
In addition to choosing any of these tests, you can also define several parameters of
the test.
Youcan change the parameters within the Test Settings option. Your options within
TestSettings include the following:
■Media TestSettings
Enables you to select the test time duration, the percentage of the hard disk to
test, and the sectors to be tested on the hard disk.